migrations/egui
1
0
Fork 0
mirror of https://github.com/emilk/egui.git synced 2026-09-01 06:10:06 -04:00
Code Activity

Implement Storage trait for egui_web:s local storage bindings

Browse Source
This commit is contained in:
Emil Ernerfeldt
2020-12-19 14:58:00 +01:00
parent 7ff5d4726b
commit 99808d2df8
3 changed files with 19 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
egui/src/app.rs
View File

@@ -108,7 +108,7 @@ pub trait RepaintSignal: Send {
/// On the web this is backed by [local storage](https://developer.mozilla.org/en-US/docs/Web/API/Window/localStorage).
/// On desktop this is backed by the file system.
pub trait Storage {
fn get_string(&self, key: &str) -> Option<&str>;
fn get_string(&self, key: &str) -> Option<String>;
fn set_string(&mut self, key: &str, value: String);
/// write-to-disk or similar
@@ -120,7 +120,7 @@ pub trait Storage {
pub struct DummyStorage {}
impl Storage for DummyStorage {
fn get_string(&self, _key: &str) -> Option<&str> {
fn get_string(&self, _key: &str) -> Option<String> {
None
}
fn set_string(&mut self, _key: &str, _value: String) {}
@@ -131,7 +131,7 @@ impl Storage for DummyStorage {
pub fn get_value<T: serde::de::DeserializeOwned>(storage: &dyn Storage, key: &str) -> Option<T> {
storage
.get_string(key)
.and_then(|value| serde_json::from_str(value).ok())
.and_then(|value| serde_json::from_str(&value).ok())
}
#[cfg(feature = "serde_json")]